VDOM-like DOM tree construction

dom-n.js

function n(type, attrs, children) {
    var elem = document.createElement(type)

    for (var attr in attrs) {
        if ({}.hasOwnProperty.call(attrs, attr)) {
            elem[attr] = attrs[attr]
        }
    }

    (function append(e) {
        if (Array.isArray(e)) {
            e.forEach(append)
        } else if (e != null) {
            elem.appendChild(
                typeof e === "string" ? document.createTextNode(e) : e)
        }
    })(children)

    return elem
}